<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .circular path {
            fill: none;
        }

        .circular {
            width: 10em;
            height: 10em;
        }

        .circular svg {
            display: block;
            overflow: visible;
            margin: 3em auto 0;
        }
    </style>
</head>

<body>
    <div class="box">
        <div class="circular">
            <svg viewBox="0 0 100 100">
                <path d="M 10,60 a 50,50 0 1,1 0,1 z" id="circle" />
                <text>
                    <textPath xlink:href="#circle">
                        circular reasoning works because
                    </textPath>
                </text>
            </svg>
        </div>
    </div>
</body>

</html>